Ohio was not legally a state until the 1950's. It was actually the 48th state, not the 17th.

Ohio could not technically then sign off on this thing as a state.

Don't you just love the quirks of history.

Quoting: Halcyon Dayz

This is the shadiest shit I've ever heard. These aren't even legal terms

The Socialist Labor Party advocated for a graduated income tax in 1887.[12] The Populist Party "demanded a graduated income tax" in their 1892 platform.[13] The Democratic Party, led by William Jennings Bryan, advocated the income tax law passed in 1894,[14] and proposed an income tax in their 1908 platform.[15] Democratic Congressman Benton McMillan accused the Republicans of extravagant government spending and excessive reliance on tariffs for revenue.[citation needed] President Taft proposed a constitutional amendment in an address to Congress to allow federal income taxes on individuals and an excise tax "upon the privilege of doing business as an artificial entity and of freedom from a general partnership liability enjoyed by those who own the stock" on June 16, 1909.[16][17]

The resolution proposing the Sixteenth Amendment was passed by the Sixty-first Congress and submitted to legislatures of the several states on July 12, 1909. Support for the income tax was strongest in the western states, and opposition was strongest in the northeastern states.[18] The governor of New York, Charles Evans Hughes, who a few years later became a Supreme Court justice, opposed the income tax amendment because he believed "from whatever source derived" implied that passage would confer the federal government with the power to tax state and municipal bonds and thus excessively centralize government power.[19]

The presidential election of 1912 was contested between three advocates of an income tax.[20] On February 25, 1913, the Secretary of State Philander Knox proclaimed that the amendment had been ratified by the necessary three-quarters of the states, and thus had become part of the Constitution. An income tax, the Revenue Act of 1913 was shortly passed by Congress.

According to the United States Government Printing Office, the following states ratified the amendment:[21]